Door lock



FIG. 1 is a front perspective view of a door lock showing our newdesign;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is rear elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof; and,

FIG. 9 is an exploded perspective view thereof.

The broken lines indicate unclaimed portions and form no part of theclaimed design.

CLAIM The ornamental design for a door lock, as shown and described.